TW201137625A - Method for providing video setting for a portable media player - Google Patents

Abstract

A method and system in accordance with the present invention allows an accessory to control settings of a portable media player when providing video to an accessory, to control playback of the portable media player and to provide for navigation between video tracks in a hierarchical fashion. In so doing, a portable media player can then utilize this information to provide for the maximum functionality of the accessory when connected to the portable media player.

Description

201137625 VI. Description of the Invention: TECHNICAL FIELD OF THE INVENTION The present invention relates generally to electrical devices and, more particularly, to electrical devices such as portable media players that communicate with accessory devices. [Prior Art] Portable Media Player Stores an audio track, movie track, or photo that is played or displayed in the media player. An example of a portable media player is the iPod8 Portable Media Player, which is available from Apple Inc. of Cupertino, California. Portable media players typically obtain their media assets from a host computer that enables a user to manage media assets. For example, a host computer can execute a media management application to manage media assets. One example of a media management application is the iTunes86.〇 version produced by Apple. A portable media player typically includes one or more connectors or ports that can be used to interface with the portable media player. For example, the connector or port can enable the D-Hui portable media player to be coupled to a host computer, plug into an interface system, or house an accessory device. Different types of accessory devices exist today that can be interconnected with the portable media player. For example, the remote control θ can be coupled to the connection H or 以 to enable the user to remotely control the portable media player. In another example, the car can include a connector and the portable media player can be plugged into the connection. The car media system can interact with the portable media player to enable the portability. Play in the media on the media player. In the other example, the digital camera can be connected to the portable media 154122.doc 201137625 body player to download images and the like. In another In an example, content (audio, video or photo) can be provided from a host to the portable media player that can then play the content. Therefore, the portable media player needs to be effectively provided for optimization. The present invention solves this need in a manner of interaction between a portable media player and an accessory. SUMMARY OF THE INVENTION The present invention discloses a method and system for controlling movie selection and playback. A method and system for providing a movie setting for a portable media player includes obtaining a preference for the portable media player, and transmitting the portable media player back Currently setting and setting appropriate preferences within the portable media player. The method and system include preferences for enabling the portable media player. In a second aspect, a portable media player is used. The method and system include providing an audio menu and a movie menu via the portable media player and selecting the movie menu. The method and system include selecting a movie capable of tracking the portable media player using a command. In a second aspect, a method and system for navigating a movie control in a portable media player includes providing a film hierarchy and selecting a media category from the film hierarchy using at least one command. The method and system include selection - a type of media until at least one command is used to obtain a desired video track. [Embodiment] The present invention relates generally to electrical devices, and more particularly to accessories such as with 154J22.doc -4. 201137625 accessory devices § The electrical device of the portable media player. The following description is disclosed to enable those skilled in the art to implement and use The invention is to be construed as being limited by the appended claims and the claims The specific embodiments are shown in accordance with the broadest scope consistent with the principles and features described herein. A method and system in accordance with the present invention provides a system for enabling a portable media player to receive a movie from a accessory. Controlling the settings of the portable media player, controlling the playback of the portable media player, and providing hierarchical browsing between the video tracks. When taking this action, a portable media player This information can therefore be utilized to allow the maximum functionality of the accessory when the accessory is connected to the portable media player. In a specific implementation, the command is used to facilitate this information. (4) The portable media player and the accessory Between the features of the present invention will be described in detail with reference to the following description in conjunction with the accompanying drawings. 1 shows a simplified block diagram of an exemplary portable media player 1 () for use in accordance with an embodiment of the present invention. The portable media player 1 includes a processor 124 associated with a microprocessor or a controller for controlling the overall operation of the portable media player 1G. The portable media player 10 stores media assets and media information about the file system 126 and a cache memory. The file system 126 typically provides a capacity storage capability for the portable media player 10 for improved access to the file system (3), and the portable media player can include - cache memory 154122.doc 5 201137625 . The cache memory 106 can be, for example, a random access memory (RAM). The access time to the cache memory ι 6 is substantially shorter than the access time for the slot system 126. However, the cache memory 1 〇 6 typically does not have the large storage capacity of the courtesy system 126. In addition, the file system ι26 consumes more than 快6 of the cache memory when active. Power consumption is especially important when a portable battery player 10 is powered by a battery (not shown). The portable media player 10 also includes an additional RAM 122 and a read only memory (ROM) 120. ROM 120 can store programs to be executed by processor 124. RAM 122 provides a volatile data store, such as cache memory 106. The portable media player 10 also includes a user input device 〇8 that enables a user of the portable media player 1 to interact with the portable media player 10. For example, the user input device 1 8 can take various forms such as a button, a keyboard, a touch screen, a dial, and the like. In addition, the portable media player 10 includes a display 110 (screen display) that can be

Coupling 'the host computer can be part of a media player that can be interconnected with a host computer independent host computer or computer, such as the Internet or other such decentralized system. In one embodiment, the media Assets (eg, songs, 'portable media player 10' are used to store plural 'movies, photos) in the file system 1 26 154122.doc 201137625. When the user needs to have the portable media player play a particular media item, a list of available media assets is displayed on the display UG. Thus, using the user input device 108, the user can select - of the available media assets. The processor 124 supplies the media material to the encoder/blocker u2 for the particular media item via the bus bar 113 after receiving a selection of a particular media item (e.g., an audio courtesy). COD% " 2 then produces an analog output signal for speaker 114. Speaker... Can be either internal to the portable media player 10 or external to the portable media player (7). For example, a headset or earphone connected to a portable media player (7) would be considered an external speaker. In other application towels, the media assets stored in the host computer or other computers that are lightly coupled to the host computer may be transmitted (also referred to as downloads) to the rights system 126 (or the cache memory 106) by the network. . Such media assets may also be provided, for example, to a video or photo, and may be provided to display 110 by a video processor (not shown) coupled to or within processor 124. In this manner, the user has any number and type of media assets (4) available for playback by the portable media player 10. For example, in a particular embodiment, the available media assets are hierarchically configured according to a selection of the appropriate number and type of groups of available media assets in the case of the portable media player 10 being an MP3 type media player. The available media assets may take the form of MP3 files that are at least partially stored in the file system 126 (each file corresponds to a digitally encoded song or another sing). Available media assets (in this case, songs) can be aggregated in any manner deemed appropriate. In a configuration order, the song 154122.doc can be used in the hierarchical mode to configure the list, the performer associated with the parent style of the music style with each of the second level, and the main early , for the album of the second place, and the album of the m, the main theme, the first-level mother--the performance of the album, the fourth one for the third rank The list of songs of a mother's album, etc. One of the methods and systems of the present invention can be used with an associated accessory for a portable media player in a variety of environments. One such environment is in the connector interface system described by the following company. The connector interface system allows communication between the portable media player and the interface signal in at least one of the contacts of the (4) connector interface system. Connector Interface System Overview To more fully illustrate the features of the connector interface system in accordance with the present invention, reference is now made to the following description in conjunction with the drawings. Adapter Connector Figures 2A and 2B illustrate the connector 丨〇〇 according to one of the present invention. Referring first to Figure 2A, the keying feature 102 has a custom length of 1〇4. In addition, a particular key configuration is used in which a set of keys separated by one length is attached to the bottom of the connector and another set of keys of the other length is separated at the top. Use this key to configure a connector that prevents an unsuitable connector from being inserted into the device and possibly causing damage to the device. Connectors for power use the Fire wire specification for power. The connector contains a first make/last break contact to implement this scheme. Figure 2B illustrates the first connect/post disconnect contact 202 and also illustrates a ground pin 204 and a power pin 206 associated with providing an appropriate pre-connect/post-off contact. In this example, the ground pin 204 is longer than the power pin 206 154122.doc -8 · 201137625. Thus, the grounding ground 204 will contact its mating pins in the mating fitting prior to the power pin 206 and minimize the risk of internal electrical damage to the electronic device of the device. The details of the exemplary embodiment for the connection of the connection (8) are described in the Japanese Patent No. 6,776'660, entitled "Connector", which is issued on August 17, 2004. Published and incorporated herein by reference in its entirety. In addition, the connector interface system according to the present invention uses usb and

The Flrewire interface acts as part of the alignment of the same connector, making the design more compatible with different types of interfaces, as explained in detail below. When this action is taken, a plurality of remote accessories can interface with the portable media player. Remote Connector The connector interface system also includes a remote connector that provides the ability to output audio and input audio, provide I/O sequence protocol, and provides the ability to input images and output movies. Figure 3A is a front and top plan view of a distal connector 200 in accordance with the present invention. As shown, the distal connector 2A includes a top headphone jack 222' and a second jack 224 for the remote unit. Figure 3B illustrates a plug 3 that is intended for use with the distal connector. The plugs 3 are such that they can be provided by the remote connector. Figure 3C illustrates the plug 300 inserted into the distal connector 200. So far all of these features have not been implemented in a remote connector. Thus a 'standard headset cable can be plugged into the remote connector' and special remote control cables, microphone cables, and video cables can be used for the remote connector. To illustrate the features of the connector interface system in more detail, the following provides a description of the connector, remote connector, and command set functionality of the present invention 154122.doc 201137625. Adapter and Remote Connector Specifications Referring now to Figures 4A and 4B, the connector for a portable media player (e.g., an iPod device provided by Apple Inc.) and the connector connector designation of the remote connector are described. An example. Figure 4A illustrates the connector pin assignment for the docking connector. Figure 4B illustrates the connector pin assignment for the remote connector. Connector Connector Specifications Figure 5A illustrates a typical connector interface for the adapter.

Firewire Power:

a) 8 V to 30 V DC IN b) 10W Max

Firewire Signal: Ugly) Designing a USB Interface in accordance with the IEEE 1394 A Specification (400 Mb/s) In one embodiment, the portable media player provides USB device operation in two configurations or modes: mass storage And portable media player USB interface (MPUI). The MPUI allows the portable media player to be controlled using an accessory protocol. An accessory agreement means a software component of the media player that communicates with the accessory on a given transport layer. Accessories Power Figure 5B illustrates the accessory power supply. The accessory power adapter of the portable media player supplies the voltage in the connector and the remote connector (if present), for example, 154122.doc •10·201137625, such as 3.0 V to 3.3 ν+/·5% ( 2 85 v to 3 465 v). The maximum current is shared between the adapter connector and the remote connector. By default, the portable media player supplies a specific current, for example, a suitable software accessory detection system can be used to turn on the horse power during use of the active device (for example, Hang Gu; Dare to violate 100 mA) e When the device is inactive, it typically consumes less power than a predetermined amount of power (eg, 5 mA current). During the power up of the portable media player, the accessory power is turned off, for example, to a period close to 2 shirts. This is done to ensure that the accessory is in a known state and can be placed in a specific embodiment. The accessory is responsible for re-enabling the portable media player after the accessory power is turned from the off state to the on state. Identify itself. Ground the accessory power through a digital ground (DGND) connection. Figure 5C illustrates a reference schematic of a system for testing and identifying accessories for the connector. The system includes: a) a grounded resistor (R) that allows the device to determine which type of accessory has been inserted into the adapter connector; and b) two identification and sense contacts (accessory identification (connected) Pin 1〇, Figure 4A) and accessory detection (pin 20, Figure 4A)). Figure 5D is a reference schematic view of an electret microphone within the remote connector. For serial protocol communication, the two pins are used to communicate with or from the device (Rx (pin 19, Figure 4A) and Tx (pin 18, Figure 4A)). The input and output levels can be, for example, 0 V = low level, and 3 · 3 v = high level. 154122.doc -11 - 201137625 As mentioned above, the portable media player is connected to various accessories. Figures 6 through 6E illustrate a portable media player coupled to different accessories. 6A illustrates a portable media player that is coupled to the interface 502 in FIG. 6B and a portable media player coupled to the computer 504. Figure 6. Description Portable media player 500" coupled with an eight-car or home stereo system. Figure 6D illustrates a portable media player 5"M coupled to a transmitter 508 for wireless communication with other devices. The portable media player 5〇〇,,,,, is coupled to a speaker system 510. As shown, accessories are meant to include, but are not limited to, adapters, chargers, car stereo systems, microphones, home stereo systems, computers, speakers, and accessories for wireless communication with other accessories. A particular embodiment utilizes a plurality of items to effectively play movie information on a portable media player. First, you can control the portable media player settings. For example, you can set the movie output, set the format used in the portable media player, or set the aspect ratio of the screen. In the second aspect, the playback controller is utilized to control the playback of the movie. In the third aspect, a library tour of the film selection is provided via the hierarchical system. To more fully illustrate the features of each of these aspects, reference is now made to the following description in conjunction with the drawings. In one embodiment, the 'command is for an accessory that needs to control the state of the portable media player, re-establishing a portion of the user interface of the portable media player on a remote display, or controlling The state of the equalizer of the portable media player. These commands can be used as follows: a simple in-line display remote station (a remote station with a single-line display and playback control 154122.doc 12 201137625); and a more sophisticated 酎杜.n _ 妁 accessory with Full multi-line image display to display information about the track, deductive decider or album; current play or pause status; between track positions. Battery; random play songs in time Portable media player settings In-Li, use commands in the portable media player for movie control. For example, the commands can be provided via the tandem pins (Rx and Tx) of the 3-pin connector (Fig. 4a). Figure 7 is a flow diagram illustrating a procedure for providing portable media player settings. First, the command is provided by step 6G2, which obtains the portable media player preferences. In the specific embodiment, there are three values that can be set in the command: off (〇), on (1), and "request" (7). There are several different preferences for the movie, such as screen configuration and movie format. In one embodiment, there are two values for the screen configuration: a full screen (〇) and a wide screen (1). In a specific embodiment, there are two values for the video format, such as an analog television format (0) specified by the National Television System Committee (ntsc) and a progressive interleaved phase-shift scan (phase).

Alternating Line ; PAL) format (1). Next, via step 604, a command returns the target settings for the specified preferences. Then, via step 6〇6, a command sets the appropriate combination of preference types and values. Then, via step 6〇8, a command is used to request the portable media player to retrieve the option supported by the portable media player. Finally, the portable media player options are returned via step 610 and the settings in the portable media player are enabled. When taking this action, you can control and play the video content at 154122.doc •13· 201137625. Video Selection and Playback - Once these settings are enabled, movie selection and playback are available in the second aspect. In the specific implementation, the play_video will depend on the #前用户. The figure shows a flow chart for selecting a _selective-program from a portable media player. Correspondingly, an audio, a single and a movie menu are displayed via step 7G2. If the user selects the movie by step 7〇4, the movie is played for the video-capable track. If the user selects an audio menu via step 706, only the audio is played. Library Navigation In the third aspect, the library of the portable media player is navigated to display the appropriate movie selections. To explain this feature in more detail, reference is now made to the following description in conjunction with the drawings. As shown in FIG. 9, in a portable media player 8, there are two logical entities that need to be managed when browsing and playing content: a playback engine 802 and a database engine 804. The following describes one of these engines and provides an example of command traffic between an accessory and a portable media player. 0 Playback Engine When the portable media player is in a playback state (eg, play, forward fast forward and When rewinding, the playback engine 802 is in an active state. It has a special playlist for determining which track or content item to play next. A command is used to transfer the currently selected database material item to a special playlist and launch the portable media player using the specified items in the list. 154122.doc -14- 201137625 Database Engine The Database Engine 804 can be manipulated in a remote manner and allows groups of content items to be selected regardless of the playback engine 802. This allows the user to hear the existing track or playlist and check the portable media player library for another selection. Once the different bank selections are made, the user selects (the track or content playlist). Send to the playback engine 802. Database Class Hierarchy The Database Engine Guide (4) does not classify the records in the database. The categories are playlists, styles, performers, albums, tracks, composers, and audiobooks. The list of brothers can be assembled according to the various selected categories to create a list of users (playlists) of the records. 1 In a specific embodiment, the database category has a hierarchy through which to store and manipulate the records. This category is based on the order of the selection records for the 13th position. For example, 'If you select a low category first (such as an album), then select ^ ^ ^ to invalidate the album selection and ignore the selection ^Create - group new database selection, the accessory should reset all by using -fin Start with the database selection and select the required database category from the highest category. Figure 10 is a diagram showing the flow of data in a trajectory Η I τ portable media player in accordance with a library of the present invention. In a specific embodiment, step 902 is between the audio and film layers. The second and the outer bytes are added to the command to select, and the amount can be used in step 904 by using the audio track/white layer and early in the style to indicate the shadow 5 154l22.doc -15-201137625 piece of track selection "media category" list. The list of media types is dynamic and can be updated to add, modify or remove existing items. Once a media category has been selected, the existing category is used (eg "artist" , album and "song/play track") to further narrow the selection range via step 904. Next, it is determined via step 906 whether the selected category is passed back to a single item. If the selected category provides multiple items, then the selection must be made. One of the items, for example, for a TV show, if there are several seasons, one of those seasons must be selected. For some media types (such as movies), The category will be returned to a single item and the accessory can, for example, be provided to the next shortcut. Similarly, for a TV show, if the episode is from a single season, it can be on the portable media player. Omit the seasonal menu. The movie podcast operates like a TV show. Music video is also like a TV show, except that it does not currently use the album name. In a specific embodiment, when browsing the entire music class, Filtering only the movie track. The mixed track (eg, movie...heart "" can appear in two levels. A method and system according to the present invention provides a system that enables a portable media player to be in an accessory Controlling the settings of the portable media player when receiving the video, controlling the playback of the portable media player and providing a hierarchical way to navigate between the video tracks. When taking this action, a portable media The player can therefore utilize this information to provide the maximum functionality of the accessory when it is connected to the portable media player. The present invention is described in the context of the present invention, but it will be readily apparent to those skilled in the art that the present invention is susceptible to variations in the specific embodiments. For example, the invention may be implemented using hardware, software, & computer readable media containing program instructions, or a combination thereof. The software written in accordance with the present invention may employ some form of computer readable media (eg, memory) Or CD-ROM) is stored or transmitted on the road and can be executed by a processor. Therefore, a computer readable medium is expected to contain a computer readable signal, which can be, for example, on a network. Transfer it. Therefore, many modifications may be made by those skilled in the art without departing from the spirit and scope of the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 shows an exemplary portable media player in accordance with an embodiment of the present invention. 2A and 2B illustrate a connector in accordance with one of the present invention. 3A is a front and top plan view of a distal connector in accordance with the present invention. Figure 3B illustrates a plug to be used for the remote connector. Figure 3C illustrates the plug inserted into the distal connector. Figure 4A illustrates the connector pin assignment for the docking connector. Figure 4B illustrates the connector pin assignment for the remote connector. Figure 5A illustrates a typical connector interface for the connector. Figure 5B illustrates a reference schematic for a component power supply. Figure 5C illustrates a reference schematic of a system for detecting and identifying an accessory for the adapter. I54122.doc 17 201137625 Figure 5D is a reference to the electret microphone in the remote connector. Portable media player. Portable media player. The portable picture coupled with the body sound system is illustrated in conjunction with a docking station. Figure 6B illustrates the illustrated Fig. 6C coupled to a computer and a car or home media player. : Description One of the wireless communication with other accessories, the portable media player. Figure 6E illustrates the portable media player that is in direct contact with the speaker system. Figure 7 is a flow diagram illustrating a procedure for providing a portable media player. Figure 8 is a flow diagram illustrating a procedure for selecting a menu from a portable media player. Figure 9 is a block diagram showing two logical entities in a portable media player that need to be managed while browsing and playing content: a playback engine and a database engine. _ Figure 10 is a flow chart showing the navigation of a database in a portable media player. [Main component symbol description] 10 Portable media player 100 Connection connector 102 Keying feature 106 Cache memory 108 User input device 154122.doc -18* 201137625 110 Display 112 CODEC 113 Bus 114 Speaker 118 Data chain Junction 120 ROM 122 RAM 124 Processor 126 File System 200 Remote Connector 202 Contact 204 Grounding Pin 206 Power Connector 222 Headphone Jack 224 Second Outlet 300 Plug 500 Portable Media Player 500, Portable Media Player 500" Portable Media Player 500'" Portable Media Player 500" Portable Media Player 502 Interface 504 Computer 506 Home Stereo System-19-154122.doc 201137625 508 Transmitter 510 Speaker System 800 Portable Media Player 802 Playback Engine R Resistor 154122.doc - 20 -

Claims (1)

201137625 VII. Patent Application Range: 1. A portable media player communicably coupled to an accessory, the portable media player comprising: means for receiving a first command from the accessory, the first command Requesting one of the current media preferences of the portable media player; monthly means for transmitting a current parameter value indicating one of the current movie preferences of the portable media player; and for receiving a second command from the accessory And a second parameter comprising a new parameter value for the current movie preference, wherein the portable player responds by setting the movie preference to correspond to the =夂 value.乂, > 2. The portable media player of claim 1, wherein the current video preference is a screen configuration preference. 3. The portable media player of claim 2, wherein the current parameter value for the screen configuration preference and the new parameter value are each selected from the group consisting of: 1 a first value, Corresponding to a wide screen configuration; and a second value corresponding to a full screen configuration. 4. The portable media player of claim 1, wherein the current video preference is a video format preference. 5. The portable media player of claim 4, wherein the current parameter value and the new parameter value for the film format preference are respectively selected from a group: 'a first value' which corresponds to An NTSC format; and 5 154122.doc 201137625 A second value 'which corresponds to a PAL format. 6. A portable media player for use with an accessory, the portable media player comprising: an interface adapted to be coupled to the accessory and configured to support an accessory agreement with the accessory Commanding and exchanging information related to playback of a video player on the portable media player; and a control module coupled to the interface, the control module comprising: for receiving a first command from the accessory In the component, the first command requests the current movie preference of one of the portable media players; and means for transmitting the current parameter value of the current movie preference of the portable media player; Receiving a second command component from the accessory, the second command includes a new parameter value for the current shadow month preference, wherein the portable media player returns to the second command by setting the movie preference Corresponds to the new parameter value. The portable media player of claim 6, wherein the interface comprises a connector having a plurality of signal pins, the plurality of signal pins being configured to match a corresponding signal on the connector with one of the accessories The stitches match. 8. A portable media player as claimed in $7, wherein the plurality of pins comprises: a grounding pin and a power pin adapted to be in the mating connector of the power pin 2 of the accessory a corresponding power pin contact causes the ground pin to contact a corresponding ground pin of the mating connector of the accessory; a 154122.doc -2 - 201137625 accessory power pin that provides power to the accessory; A data transfer pin; and a composite film signal pin. 9. The -p-drawing media player of claim 7, wherein the plurality of signal pins comprise a pair of serial pins, wherein the pair of pins comprises a receiving pin, and #黛- ^. ^ A command and the second command are received via the receiving pin. / Portable video player using item 6, wherein the current video preference is a screen configuration preference. U. The portable media player of claim 1G, wherein the target parameter value for the screen configuration preference and the new parameter value are each selected from the group consisting of: a first value, Corresponding to a wide screen configuration; and a second value corresponding to a full screen configuration. 12. The portable media player of claim 6, wherein the current video preference is a video format preference. 13. The portable media player of claim 12, wherein the current parameter value and the new parameter value for the video format preference are each selected from the group consisting of: - a first value, which corresponds to An NTSC format; and a second value corresponding to a PAL format. 14. A portable media player communicably coupled to a component, the portable media player comprising: a component consuming to the accessory for receiving a first command, the first 154122.doc - 3- 201137625 The command includes instructions to select a film hierarchy in a library of media tracks stored in the portable media player, the library of media tracks containing at least one video track; coupled to the accessory a means for receiving a second command, the second command comprising instructions to select a media category from the movie hierarchy; a component for transmitting information to the accessory, the information indicating storage in the media player a plurality of movie tracks corresponding to the selected media category; and if more than one movie track corresponds to the selected media category, the component coupled to the accessory receives a third command, the third command including an instruction to select A category within the category of the media. 15. A portable media player for use with an accessory, the portable media player comprising: an interface 'which is adapted to be lightly coupled to the accessory and configured to support an accessory agreement' with An accessory command and information exchange related to playback of a video track stored on the portable media player; and a processor that is lightly coupled to the interface 'the processor is configured to: receive a first from the accessory a command 'and a first command to select a video hierarchy stored in one of the media tracks in the portable media player, the database of the media track containing at least one video player; The accessory receives a second command to select a media category from the movie hierarchy; sends information to the accessory, the information indicating that the media is stored in the media player 154122.doc -4 - 201137625 corresponding to the selected media category And if the one or more movie tracks correspond to the selected media category, receiving a second command from the accessory to select a category within the media category. 16. The portable media player of claim 15 wherein the interface comprises a connector having a plurality of signal pins, the plurality of signal pins being configured to match a corresponding signal on the connector with one of the accessories The stitches match. 17. The portable media player of claim 16, wherein the plurality of signal pins comprise a pair of serial pins, and wherein the pair of serial pins have a receiving pin, and the first command, the first command The second command is received with the third command via the receiving pin. 18. The portable media player of claim 16, wherein the plurality of signal pins further comprises a grounding pin and a power pin adapted to match the connector between the power pin and the accessory Before a corresponding power pin contacts, the ground pin is brought into contact with a corresponding ground pin of the mating connector of the accessory. 19. A method for providing a movie setting for a portable media player, the method comprising: One of the media players currently has a movie preference; In response to the second command, the three commands include a new parameter value for the current movie preference, a heartbeat command to the accessory, a current parameter value of the first film preference, and a third from the accessory. The 154122.doc 5 201137625 wherein the portable media player corresponds to the new parameter value by (4) the movie preference back and forth. 20. The method of claim 19, wherein the current video preference is a screen configuration preference. 21. The method of claim 20, wherein the current parameter value for the screen configuration preference and the new parameter value are each selected from a group of values comprising at least one of: a first value 'its Corresponds to a wide screen configuration; and a second value 'which corresponds to a full screen configuration. 22. The method of claim 19, wherein the current video preference is a video format preference. 23. The method of claim 22, wherein the current parameter value for the film format preference and the new parameter value are each selected from a group of values comprising at least one of: a first value 'corresponding to In an NTSC format; and a second value corresponding to a PAL format, the method of claim 19, further comprising: receiving a fourth command from the accessory, the fourth command requesting a number of the portable Video options supported by the media player; and send the supported video options to the accessory. 154122.doc -6 -